STMicroelectronics

LIS302DL

LIS302DL Description

The LIS302DL from STMicroelectronics is a digital 3-axis accelerometer designed for high-performance motion sensing applications. It operates within a voltage range of 2.16V to 3.6V, making it suitable for low-power embedded systems. With a selectable acceleration range of ±2.3g or ±9.2g, it offers flexibility for both low- and high-impact motion detection. The device features I2C and SPI digital interfaces, ensuring seamless integration with microcontrollers and other digital systems. Its sensitivity ranges from 55 LSB/g (±2.3g) to 13 LSB/g (±9.2g), providing precise measurement capabilities. The LIS302DL is housed in a 14-pin LGA package and is RoHS3 compliant, meeting environmental standards.

LIS302DL Features

• Digital Output: Supports I2C and SPI for easy interfacing.
• Selectable Scale: Adjustable full-scale range (±2.3g or ±9.2g) for versatile applications.
• Low Power Consumption: Operates at 2.16V–3.6V, ideal for battery-powered devices.
• High Sensitivity: 55 LSB/g (±2.3g) and 13 LSB/g (±9.2g) for accurate motion detection.
• 3-Axis Sensing: Measures acceleration along X, Y, and Z axes for comprehensive motion analysis.
• Bandwidth Flexibility: Configurable 50Hz–200Hz bandwidth for optimized performance.
• Robust Packaging: 14LGA surface-mount package with MSL3 (168 hours) moisture sensitivity.

LIS302DL Applications

The LIS302DL excels in applications requiring compact, low-power motion sensing, such as:

• Consumer Electronics: Motion-activated controls in smartphones, gaming controllers, and wearables.
• Industrial Systems: Vibration monitoring and tilt sensing in machinery.
• Automotive: Impact detection for airbag systems or vehicle stability control.
• IoT Devices: Energy-efficient motion tracking for smart sensors and asset tracking.
• Medical Equipment: Portable diagnostic devices requiring precise motion detection.

Conclusion of LIS302DL

The LIS302DL stands out as a versatile, high-performance accelerometer with dual-range sensitivity, low power consumption, and robust digital interfaces. Its compact design and selectable scales make it ideal for space-constrained, battery-operated applications. While the product is now obsolete, its legacy in motion sensing and impact detection remains relevant for engineers seeking reliable, field-proven solutions. For modern alternatives, STMicroelectronics offers upgraded models with enhanced features.